How colouring agents will help in Fertilizers? Source https://naqglobal.blogspot.com/2019/07/how-colouring-agents-will-help-in-fertilizers.html
How Colouring Agents will help in Fertilizers - Naq Global
These days, colouring agents are in great demand not only because it is beneficial, but it’s something which is highly suggested. The need for colouring fertilizers arose because of the fact that imported fertilizers were black in colour most of the time. The coloration of granules was probably because of some organic impurities in phosphoric acid due to rock phosphate. Therefore, colouring fertilizers gives the product an identifying appeal and at the same point of time, it also eliminates fear from the mind of consumers about adulteration and other issues.
Colouring agents basically contain a different combination of pigments which impart colour when they are added to fertilizers or slurry. It is important that both surface colour and body colour are proper as per the requirement such that colour can withstand